/Engine/Source/Runtime/MovieSceneCapture/Public/MovieSceneCapture.h
Add additional format mappings to be used when generating filenames
virtual void AddFormatMappings ( [TMap](API\Runtime\Core\Containers\TMap)< [FString](API\Runtime\Core\Containers\FString), [FStringFormatArg](API\Runtime\Core\Misc\FStringFormatArg) > & OutFormatMappings, const [FFrameMetrics](API\Runtime\MovieSceneCapture\FFrameMetrics) & FrameMetrics ) const